Quick Answer: Why Would Someone Need An EMG?

Can you have a normal EMG and still have nerve damage?

Could it still be neuropathy.

You can still have polyneuropathy with a normal EMG nerve conduction study.

EMG nerve conduction studies can only assess large fiber polyneuropathy.

Small fiber cannot be evaluated by EMG nerve conduction study, but it may be assessed by skin biopsy..

What diseases does a nerve conduction test show?

An NCV test can be used to diagnose a number of muscular and neuromuscular disorders, including:Guillain-Barre syndrome.carpal tunnel syndrome.Charcot-Marie-Tooth (CMT) disease.herniated disk disease.chronic inflammatory polyneuropathy and neuropathy.sciatic nerve problems.peripheral nerve injury.

Why was my EMG so painful?

The Pain of an EMG. Pain is the most common complication of EMG2 causing some level of discomfort in all patients either from the nerve conduction portion or the needle examination. Most surveys find pain more common in the needle portion.

Does nerve damage show on MRI?

MRI is sensitive to changes in cartilage and bone structure resulting from injury, disease, or aging. It can detect herniated discs, pinched nerves, spinal tumors, spinal cord compression, and fractures.

What does an abnormal EMG indicate?

An abnormal EMG result means there is a problem in an area of muscle activity—turning on and off, when it is active, how much it is active, if it is more or less active, and fatigue. This can offer a clue in diagnosing various nerve and muscle conditions. Learn more in 10 Conditions Diagnosed With an EMG.

What can an EMG diagnose?

Conditions that EMG testing helps diagnose include:Carpal tunnel syndrome.Pinched nerve.Radiculopathy.Sciatica.Neuropathies.Muscle diseases.Muscular dystrophy.ALS (Lou Gehrig’s disease)More items…